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Cheap flights from Illinois to Warsaw from $305

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Illinois to Warsaw departing on 5/4. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Find the cheapest flights from Illinois to Warsaw

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
9:00 pm - 10:05 am
ORD
-
WMI
30h 05m
1 stop
Multiple Airlines Logo
10:50 pm - 5:50 pm
WMI
-
ORD
26h 00m
2 stops
$741Multiple Airlines
Sun, Aug 16 - Mon, Aug 31
Multiple Airlines Logo
10:25 pm - 12:50 am
ORD
-
WMI
19h 25m
2 stops
Multiple Airlines Logo
5:05 pm - 2:25 pm
WMI
-
ORD
28h 20m
1 stop
$778Multiple Airlines
Sun, Apr 19 - Tue, May 19
Multiple Airlines Logo
10:25 pm - 12:50 am
ORD
-
WMI
19h 25m
2 stops
Multiple Airlines Logo
4:55 pm - 2:25 pm
WMI
-
ORD
28h 30m
1 stop
$780Multiple Airlines
Sun, Apr 19 - Wed, Jun 10
Multiple Airlines Logo
7:25 pm - 12:30 am
ORD
-
WMI
22h 05m
2 stops
Multiple Airlines Logo
5:05 pm - 2:25 pm
WMI
-
ORD
28h 20m
1 stop
$781Multiple Airlines
Mon, Apr 20 - Tue, May 19
Multiple Airlines Logo
10:25 pm - 12:50 am
ORD
-
WMI
19h 25m
2 stops
Multiple Airlines Logo
5:05 pm - 2:25 pm
WMI
-
ORD
28h 20m
1 stop
$782Multiple Airlines
Sun, May 10 - Tue, Jun 16
Multiple Airlines Logo
7:25 pm - 12:30 am
ORD
-
WMI
22h 05m
2 stops
Multiple Airlines Logo
4:55 pm - 2:25 pm
WMI
-
ORD
28h 30m
1 stop
$783Multiple Airlines
Mon, Apr 20 - Wed, Jun 10
Multiple Airlines Logo
7:25 pm - 4:45 pm
ORD
-
WMI
14h 20m
2 stops
Multiple Airlines Logo
4:55 pm - 2:25 pm
WMI
-
ORD
28h 30m
1 stop
$786Multiple Airlines
Sat, Apr 25 - Wed, Jun 10
Multiple Airlines Logo
10:25 pm - 12:50 am
ORD
-
WMI
19h 25m
2 stops
Multiple Airlines Logo
4:55 pm - 2:25 pm
WMI
-
ORD
28h 30m
1 stop
$787Multiple Airlines
Sun, Apr 19 - Wed, May 20
Multiple Airlines Logo
7:25 pm - 4:45 pm
ORD
-
WMI
14h 20m
2 stops
Multiple Airlines Logo
4:55 pm - 2:25 pm
WMI
-
ORD
28h 30m
1 stop
$790Multiple Airlines
Sat, Apr 25 - Wed, May 20
Multiple Airlines Logo
7:25 pm - 4:45 pm
ORD
-
WMI
14h 20m
2 stops
Multiple Airlines Logo
5:05 pm - 2:25 pm
WMI
-
ORD
28h 20m
1 stop
$792Multiple Airlines
Sat, Apr 18 - Tue, May 19

momondo Fare Finder

 
Customize your flight search to find flights from Illinois to Warsaw Modlin Airport that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated March 30, 2026.
Use the filters below to find and compare flights from Illinois to Warsaw Modlin Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

ChicagoWarsaw

ORD - WMI

ORDWMI

Chicago O'Hare Intl

Sun 8/16

9:00 pm-10:05 am

1 stop30h 05m

Warsaw Modlin

Mon 8/31

10:50 pm-5:50 pm

2 stops26h 00m

$741

ChicagoWarsaw

ORD - WMI

ORDWMI

Chicago O'Hare Intl

Sun 4/19

10:25 pm-12:50 am

2 stops19h 25m

Warsaw Modlin

Tue 5/19

5:05 pm-2:25 pm

1 stop28h 20m

$778

ChicagoWarsaw

ORD - WMI

ORDWMI

Chicago O'Hare Intl

Sun 4/19

10:25 pm-12:50 am

2 stops19h 25m

Warsaw Modlin

Wed 6/10

4:55 pm-2:25 pm

1 stop28h 30m

$780

ChicagoWarsaw

ORD - WMI

ORDWMI

Chicago O'Hare Intl

Mon 4/20

7:25 pm-12:30 am

2 stops22h 05m

Warsaw Modlin

Tue 5/19

5:05 pm-2:25 pm

1 stop28h 20m

$781

ChicagoWarsaw

ORD - WMI

ORDWMI

Chicago O'Hare Intl

Sun 5/10

10:25 pm-12:50 am

2 stops19h 25m

Warsaw Modlin

Tue 6/16

5:05 pm-2:25 pm

1 stop28h 20m

$782

ChicagoWarsaw

ORD - WMI

ORDWMI

Chicago O'Hare Intl

Mon 4/20

7:25 pm-12:30 am

2 stops22h 05m

Warsaw Modlin

Wed 6/10

4:55 pm-2:25 pm

1 stop28h 30m

$783

ChicagoWarsaw

ORD - WMI

ORDWMI

Chicago O'Hare Intl

Sat 4/25

7:25 pm-4:45 pm

2 stops14h 20m

Warsaw Modlin

Wed 6/10

4:55 pm-2:25 pm

1 stop28h 30m

$786

ChicagoWarsaw

ORD - WMI

ORDWMI

Chicago O'Hare Intl

Sun 4/19

10:25 pm-12:50 am

2 stops19h 25m

Warsaw Modlin

Wed 5/20

4:55 pm-2:25 pm

1 stop28h 30m

$787

ChicagoWarsaw

ORD - WMI

ORDWMI

Chicago O'Hare Intl

Sat 4/25

7:25 pm-4:45 pm

2 stops14h 20m

Warsaw Modlin

Wed 5/20

4:55 pm-2:25 pm

1 stop28h 30m

$790
Quickest round-trip

ChicagoWarsaw

ORD - WMI

ORDWMI

Chicago O'Hare Intl

Sat 4/18

7:25 pm-4:45 pm

2 stops14h 20m

Warsaw Modlin

Tue 5/19

5:05 pm-2:25 pm

1 stop28h 20m

$792

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
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Cheap Illinois to Warsaw Modlin Airport flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Illinois to Warsaw Modlin Airport

Fastest flight time

13h 35m

Direct flights

None
The fastest flight from Illinois to Warsaw Modlin Airport takes 13h 35m
There are no direct flights from Illinois to Warsaw Modlin Airport. There are no popular flight routes from Illinois to Warsaw Modlin Airport.
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  • When did momondo last update prices for flights from Illinois to Warsaw Modlin Airport?

    Prices for flights from Illinois to Warsaw Modlin Airport are refreshed on a daily basis.

  • How old do you have to be to fly from Illinois to Warsaw Modlin Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Illinois to Warsaw Modlin Airport.

  • What documentation or ID do you need to fly to Warsaw Modlin Airport?

    The necessary travel and health documents for your Warsaw Modlin Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • How do I get Price Alerts for flights from Illinois to Warsaw Modlin Airport?

    You can take advantage of momondo’s Price Alerts by first searching for your flights to Illinois from Warsaw Modlin Airport. Flight offers will be shown to you in real-time. From there you can create a Price Alert by using our on-site widget.

  • How can I save money on flights from Illinois to Warsaw Modlin Airport with momondo?

    By using tools like our “Price Calendar”, you can see the best day to fly round-trip for your travels. Our “Price Forecast” tool uses AI to predict whether you should purchase or hold off on booking for potentially cheaper prices. Explore shows you all flight options from a city or airport to build your own unique adventure. The Discover blog also provides valuable insights for saving money while booking your experience. After searching you can toggle on “Price Alerts” to track prices for your desired flight and book at the ideal moment.

  • How does momondo find its flight prices?

    momondo shows deals across 700+ competitors all at once. momondo is active in 30 international markets, so you can have access to a wide range of options from airlines and OTAs alike.

Why use momondo?

Why should I use momondo to find a flight deal from Illinois to Warsaw?

Finding the right flight to Warsaw from Illinois is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Warsaw quick and easy, saving you time and money.

Can I find flights from Illinois to Warsaw with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Illinois to Warsaw flights to just show those with flexible booking policies.

How can momondo help me find flights from Illinois to Warsaw?

momondo provides multiple filters to help you find the best flight to Warsaw from Illinois. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Illinois to Warsaw right now. Can momondo alert me if prices change?

Price alerts on flights to Warsaw from Illinois are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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